Unify calendar code

js/ui/calendarPopover.js

@@ -0,0 +1,167 @@
+const DEFAULT_POPOVER_CLASS = 'absolute left-0 right-0 top-full mt-2 z-[50] transition-all duration-200 pointer-events-none';
+const DEFAULT_POPOVER_STYLE = 'opacity:0; transform:translateY(-6px) scale(0.98);';
+const DEFAULT_PANEL_CLASS = 'rounded-[1.35rem] py-3';
+const DEFAULT_PANEL_STYLE = 'background:rgb(var(--sunken-rgb)); border:1px solid rgb(var(--border-input-rgb)); box-shadow:var(--shadow-shell);';
+
+const DEFAULT_OPEN_TRIGGER_STYLE = {
+    background: 'rgb(var(--sunken-rgb))',
+    borderColor: 'rgb(var(--border-input-rgb))',
+};
+
+const DEFAULT_CLOSED_TRIGGER_STYLE = {
+    background: 'rgb(var(--card-rgb))',
+    borderColor: 'rgb(var(--border-card-rgb))',
+};
+
+function byId(idOrElement) {
+    if (!idOrElement) return null;
+    if (typeof idOrElement === 'string') return document.getElementById(idOrElement);
+    return idOrElement;
+}
+
+function setStyles(el, styles = {}, important = false) {
+    if (!el) return;
+    Object.entries(styles).forEach(([name, value]) => {
+        if (value == null) return;
+        if (important) {
+            const cssName = name.replace(/[A-Z]/g, (letter) => `-${letter.toLowerCase()}`);
+            el.style.setProperty(cssName, value, 'important');
+        }
+        else el.style[name] = value;
+    });
+}
+
+export function createCalendarPopoverHTML({
+    id,
+    calendarHTML,
+    popoverClass = DEFAULT_POPOVER_CLASS,
+    popoverStyle = DEFAULT_POPOVER_STYLE,
+    panelClass = DEFAULT_PANEL_CLASS,
+    panelStyle = DEFAULT_PANEL_STYLE,
+    wrapInPanel = true,
+}) {
+    const body = wrapInPanel
+        ? `<div class="${panelClass}" style="${panelStyle}">${calendarHTML}</div>`
+        : calendarHTML;
+    return `
+        <div id="${id}" class="${popoverClass}" style="${popoverStyle}">
+            ${body}
+        </div>
+    `;
+}
+
+export function syncCalendarPopoverVisibility({
+    popup,
+    isOpen,
+    chevron,
+    trigger,
+    openTriggerStyle = DEFAULT_OPEN_TRIGGER_STYLE,
+    closedTriggerStyle = DEFAULT_CLOSED_TRIGGER_STYLE,
+    triggerImportant = false,
+}) {
+    const popupEl = byId(popup);
+    if (popupEl) {
+        popupEl.style.opacity = isOpen ? '1' : '0';
+        popupEl.style.transform = isOpen ? 'translateY(0) scale(1)' : 'translateY(-6px) scale(0.98)';
+        popupEl.style.pointerEvents = isOpen ? 'auto' : 'none';
+    }
+
+    const chevronEl = byId(chevron);
+    if (chevronEl) chevronEl.style.transform = isOpen ? 'rotate(180deg)' : 'rotate(0deg)';
+
+    setStyles(
+        byId(trigger),
+        isOpen ? openTriggerStyle : closedTriggerStyle,
+        triggerImportant,
+    );
+}
+
+export function stabilizeSwipeCalendarLayout({
+    calendar,
+    viewport,
+    hideViewport = false,
+    maxAttempts = 8,
+}) {
+    const viewportEl = byId(viewport);
+    if (hideViewport && viewportEl) {
+        viewportEl.style.opacity = '0';
+        viewportEl.style.visibility = 'hidden';
+        viewportEl.style.transition = 'opacity 120ms ease';
+    }
+
+    calendar?.render?.();
+
+    const ensureStableLayout = (attempt = 0) => {
+        const width = viewportEl ? (viewportEl.clientWidth || viewportEl.getBoundingClientRect().width) : 0;
+        if (viewportEl && width < 8 && attempt < maxAttempts) {
+            requestAnimationFrame(() => ensureStableLayout(attempt + 1));
+            return;
+        }
+
+        calendar?.reapplyLayout?.();
+        calendar?.resetTrackPosition?.();
+        requestAnimationFrame(() => {
+            calendar?.reapplyLayout?.();
+            calendar?.resetTrackPosition?.();
+            if (hideViewport && viewportEl) {
+                viewportEl.style.visibility = 'visible';
+                viewportEl.style.opacity = '1';
+            }
+        });
+    };
+
+    requestAnimationFrame(() => ensureStableLayout());
+}
+
+export function createCalendarPopoverController({
+    popupId,
+    viewportId,
+    triggerId,
+    chevronId,
+    getCalendar,
+    openTriggerStyle = DEFAULT_OPEN_TRIGGER_STYLE,
+    closedTriggerStyle = DEFAULT_CLOSED_TRIGGER_STYLE,
+    triggerImportant = false,
+    hideViewportDuringLayout = false,
+}) {
+    const calendar = () => (typeof getCalendar === 'function' ? getCalendar() : null);
+
+    const sync = (isOpen) => {
+        syncCalendarPopoverVisibility({
+            popup: popupId,
+            isOpen,
+            chevron: chevronId,
+            trigger: triggerId,
+            openTriggerStyle,
+            closedTriggerStyle,
+            triggerImportant,
+        });
+    };
+
+    const stabilize = () => {
+        stabilizeSwipeCalendarLayout({
+            calendar: calendar(),
+            viewport: viewportId,
+            hideViewport: hideViewportDuringLayout,
+        });
+    };
+
+    const close = ({ clearPendingRange = false } = {}) => {
+        sync(false);
+        const instance = calendar();
+        if (clearPendingRange) instance?.clearPendingRange?.();
+        instance?.resetTrackPosition?.();
+    };
+
+    const open = () => {
+        sync(true);
+        stabilize();
+    };
+
+    return {
+        sync,
+        open,
+        close,
+        stabilize,
+    };
+}